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Periods used on the database

All periods that the Scheme uses
Period name Date begins Date ends
UNKNOWN 10000000 BC AD 2050
PALAEOLITHIC 500000 BC 10001 BC
MESOLITHIC 10000 BC 4001 BC
NEOLITHIC 4000 BC 2351 BC
BRONZE AGE 2350 BC 801 BC
IRON AGE 800 BC AD 42
GREEK AND ROMAN PROVINCIAL 700 BC AD 297
ROMAN AD 43 AD 410
EARLY MEDIEVAL AD 410 AD 1066
BYZANTINE AD 491 AD 1453
MEDIEVAL AD 1066 AD 1539
POST MEDIEVAL AD 1500 AD 1800
NINETEENTH CENTURY AD 1801 AD 1900
MODERN AD 1901 AD 2050

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